<?php
// TODO
class MockStudentRepository implements IRepository
{

    public function GetAll()
    {
    }

    public function GetById($id)
    {
        // TODO: Implement GetById() method.
    }

    public function DeleteById($id)
    {
        // TODO: Implement DeleteById() method.
    }

    public function Delete(EntityWithID $ent)
    {
        // TODO: Implement Delete() method.
    }

    public function Update(EntityWithID $entity)
    {
        // TODO: Implement Update() method.
    }

    public function Insert(EntityWithID $entity)
    {
        // TODO: Implement Insert() method.
    }
}

$mock = new MockStudentRepository();
echo $mock->GetAll();